| Warrants Outstanding | Warrants Exercisable | |||||||||
| Range of exercise price | Number Outstanding | Weighted Average Remaining Contractual Life (in years) | Weighted Average Exercise Price | Number Exercisable | Weighted Average Exercise Price | |||||
| $1.50 | 1,264,075 | 4.01 | $1.50 | 1,264,075 | $1.50 | |||||